
While the S&P 500 (^GSPC) includes industry leaders, not every stock in the index is a winner. Some companies are past their prime, weighed down by poor execution, weak financials, or structural headwinds.
Even among blue-chip stocks, not all investments are created equal - which is why we built StockStory to help you navigate the market. Keeping that in mind, here is one S&P 500 stock that is positioned to outperform and two best left off your watchlist.
Market Cap: $181.8 billion
From its groundbreaking work in developing the first single-tablet regimens for HIV treatment, Gilead Sciences (NASDAQ:GILD) develops and markets innovative medicines for life-threatening diseases including HIV, viral hepatitis, COVID-19, and cancer.
Why Are We Hesitant About GILD?
Gilead Sciences is trading at $146.16 per share, or 16.5x forward P/E. If you’re considering GILD for your portfolio, see our FREE research report to learn more.
Market Cap: $36.36 billion
Operating one of North America's largest networks of quarries, including 14 underground mines, Martin Marietta Materials (NYSE:MLM) is a natural resource-based building materials company that supplies aggregates, cement, and other construction materials for infrastructure and building projects.
Why Is MLM Not Exciting?
At $513.64 per share, Martin Marietta Materials trades at 26.2x forward P/E. Dive into our free research report to see why there are better opportunities than MLM.
Market Cap: $98.13 billion
With low-pressure heating systems as its first product, Trane (NYSE:TT) designs, manufactures, and sells HVAC and refrigeration systems, the former to commercial and residential building customers and the latter to commercial truck manufacturers.
Why Will TT Outperform?
Trane Technologies’s stock price of $446.24 implies a valuation ratio of 27.1x forward P/E. Is now the time to initiate a position? See for yourself in our full research report, it’s free.
ONE MORE THING: Top 5 Growth Stocks. The biggest stock winners almost always had one thing in common before they ran. Revenue growing like crazy. Meta. CrowdStrike. Broadcom. Our AI flagged all three. They returned 315%, 314%, and 455%, respectively.
Find out which 5 stocks it’s flagging this month — FREE. Get Our Top 5 Growth Stocks for Free HERE.
Stocks that made our list in 2020 include now familiar names such as Nvidia (+1,460% between June 2020 and June 2025) as well as under-the-radar businesses like the once-small-cap company Comfort Systems (+1,154% between June 2020 and June 2025). Find your next big winner with StockStory today.